Piercing stud cushion



FIG. 1 is a perspective view of a piercing stud cushion showing my new design;

FIG. 2 is a top plan view thereof, the opposite side being a mirror image;

FIG. 3 is a front side elevational view thereof; and,

FIG. 4 is a rear side elevational view thereof.

The broken line showing of an earring in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a piercing stud cushion, as shown and described. 